修改flutter动画

lib/flutter_boost.dart

@@ -42,19 +42,18 @@ export 'container/container_coordinator.dart' show BoostRouteSettings;
 
 typedef Widget PageBuilder(String pageName, Map params, String uniqueId);
 
-typedef Route PrePushRoute(String url, String uniqueId, Map params,
-    Route route);
+typedef Route PrePushRoute(
+    String url, String uniqueId, Map params, Route route);
 
-typedef void PostPushRoute(String url, String uniqueId, Map params, Route route,
-    Future result);
+typedef void PostPushRoute(
+    String url, String uniqueId, Map params, Route route, Future result);
 
 typedef Route FlutterBoostRouteBuilder(Widget widget);
 
-
 class FlutterBoost {
   static final FlutterBoost _instance = FlutterBoost();
   final GlobalKey<ContainerManagerState> containerManagerKey =
-  GlobalKey<ContainerManagerState>();
+      GlobalKey<ContainerManagerState>();
   final ObserversHolder _observersHolder = ObserversHolder();
   final BoostChannel _boostChannel = BoostChannel();
 
@@ -84,14 +83,15 @@ class FlutterBoost {
     });
   }
 
-  static TransitionBuilder init({TransitionBuilder builder,
-    PrePushRoute prePush,
-    PostPushRoute postPush}) {
+  static TransitionBuilder init(
+      {TransitionBuilder builder,
+      PrePushRoute prePush,
+      PostPushRoute postPush}) {
     if (Platform.isAndroid) {
       onPageStart();
     } else if (Platform.isIOS) {
       assert(() {
-            () async {
+        () async {
           onPageStart();
         }();
         return true;
@@ -139,8 +139,7 @@ class FlutterBoost {
   }
 
   Future<Map<dynamic, dynamic>> open(String url,
-      {Map<String, dynamic> urlParams,
-        Map<String, dynamic> exts}) {
+      {Map<String, dynamic> urlParams, Map<String, dynamic> exts}) {
     Map<String, dynamic> properties = new Map<String, dynamic>();
     properties["url"] = url;
     properties["urlParams"] = urlParams;
@@ -148,7 +147,6 @@ class FlutterBoost {
     return channel.invokeMethod<Map<dynamic, dynamic>>('openPage', properties);
   }
 
-
   /**
    *
    * when flutter page->flutter page,do not open the new Activity Container
@@ -156,8 +154,8 @@ class FlutterBoost {
    **/
   Future<Map<dynamic, dynamic>> openInCurrentContainer(String url,
       {Map<String, dynamic> urlParams,
-        Map<String, dynamic> exts,
-        FlutterBoostRouteBuilder routeBuilder}) {
+      Map<String, dynamic> exts,
+      FlutterBoostRouteBuilder routeBuilder}) {
     final BoostRouteSettings routeSettings = ContainerCoordinator.singleton
         .createRouteSettings(url, urlParams: urlParams, exts: exts);
 
@@ -168,9 +166,12 @@ class FlutterBoost {
       return open(url, urlParams: urlParams, exts: exts);
     }
 
-    final Route<Map<dynamic, dynamic>> route = routeBuilder != null
+    Route<Map<dynamic, dynamic>> route = routeBuilder != null
         ? routeBuilder(page)
         : defaultRoute(page, routeSettings);
+    if (exts != null && exts.containsKey('present')) {
+      route = presentStyleRoute(page, routeSettings);
+    }
 
     GlobalRouteSettingsManager.instance.addSettings(route, routeSettings);
 
@@ -178,26 +179,23 @@ class FlutterBoost {
     return FlutterBoost.containerManager?.onstageContainer?.push(route);
   }
 
-
-  Route<Map<dynamic, dynamic>> defaultRoute(Widget page,
-      BoostRouteSettings settings) {
-    RouteSettings routeSettings = new RouteSettings(
-        name: settings.name, arguments: settings.params);
+  Route<Map<dynamic, dynamic>> defaultRoute(
+      Widget page, BoostRouteSettings settings) {
+    RouteSettings routeSettings =
+        new RouteSettings(name: settings.name, arguments: settings.params);
     if (Platform.isIOS) {
       return CupertinoPageRoute<Map<dynamic, dynamic>>(
-          settings: routeSettings,
-          builder: (BuildContext context) => page
-      );
+          settings: routeSettings, builder: (BuildContext context) => page);
     }
     return PageRouteBuilder(
         transitionDuration: Duration(milliseconds: 300),
         settings: routeSettings,
         pageBuilder: (context, animation, secondaryAnimation) => page,
         transitionsBuilder: (context, animation, secondaryAnimation, child) {
-          var offsetAnimation = Tween<Offset>(
-              begin: Offset(1.0, 0.0), end: Offset(0.0, 0.0))
-              .animate(
-              CurvedAnimation(parent: animation, curve: Curves.fastOutSlowIn));
+          var offsetAnimation =
+              Tween<Offset>(begin: Offset(1.0, 0.0), end: Offset(0.0, 0.0))
+                  .animate(CurvedAnimation(
+                      parent: animation, curve: Curves.fastOutSlowIn));
           return SlideTransition(
             position: offsetAnimation,
             child: child,
@@ -205,6 +203,31 @@ class FlutterBoost {
         });
   }
 
+//从下往上的跳转动画
+  Route<Map<dynamic, dynamic>> presentStyleRoute(
+      Widget page, BoostRouteSettings settings) {
+    RouteSettings routeSettings =
+        new RouteSettings(name: settings.name, arguments: settings.params);
+    // if (Platform.isIOS) {
+    //   return CupertinoPageRoute<Map<dynamic, dynamic>>(
+    //       settings: routeSettings, builder: (BuildContext context) => page,
+    //       );
+    // }
+    return PageRouteBuilder(
+        transitionDuration: Duration(milliseconds: 300),
+        settings: routeSettings,
+        pageBuilder: (context, animation, secondaryAnimation) => page,
+        transitionsBuilder: (context, animation, secondaryAnimation, child) {
+          return SlideTransition(
+            position:
+                Tween<Offset>(begin: Offset(0.0, 1.0), end: Offset(0.0, 0.0))
+                    .animate(CurvedAnimation(
+                        parent: animation, curve: Curves.fastOutSlowIn)),
+            child: child,
+          );
+        });
+  }
+
   /**
    * close flutter page but not close container if there has more than one page in contaienr
    */
@@ -284,7 +307,7 @@ class FlutterBoost {
 
   ///register for Container lifecycle callbacks
   VoidCallback addBoostContainerLifeCycleObserver(
-      BoostContainerLifeCycleObserver observer) =>
+          BoostContainerLifeCycleObserver observer) =>
       _observersHolder.addObserver<BoostContainerLifeCycleObserver>(observer);
 
   ///unregister for Container changed callbacks
@@ -293,8 +316,9 @@ class FlutterBoost {
 
   ///unregister for Container lifecycle callbacks
   void removeBoostContainerLifeCycleObserver(
-      BoostContainerLifeCycleObserver observer) =>
-      _observersHolder.removeObserver<BoostContainerLifeCycleObserver>(observer);
+          BoostContainerLifeCycleObserver observer) =>
+      _observersHolder
+          .removeObserver<BoostContainerLifeCycleObserver>(observer);
 
   ///register callbacks for Navigators push & pop
   void addBoostNavigatorObserver(NavigatorObserver observer) =>